How did european arrival into the indian ocean impact the existing network of trade

Which of the following is an example of the pull factor known as economic migration? a. better educational opportunities pulling people towards a new country b. mexican laborers entering the us to work in agricultural jobs c. joining family members that are already in a new country d. crop failures driving people away from their country i am unsure on this question, i was thinking b? but i could be wrong.

According to the document, why can't the pope and the catholic church in rome make decisions for england? use evidence.

What event from world war l does the image most likely depict